https://github.com/nex3z/getting_and_cleaning_data_assessments

Peer Assessment for Getting and Cleaning Data
https://github.com/nex3z/getting_and_cleaning_data_assessments

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Peer Assessment for Getting and Cleaning Data

• Host: GitHub
• URL: https://github.com/nex3z/getting_and_cleaning_data_assessments
• Owner: nex3z
• Created: 2015-01-15T13:19:27.000Z (almost 10 years ago)
• Default Branch: master
• Last Pushed: 2015-01-22T12:50:10.000Z (almost 10 years ago)
• Last Synced: 2023-09-07T08:10:33.390Z (about 1 year ago)
• Language: R
• Size: 238 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Peer Assessment for Getting and Cleaning Data

## Instructions

```run_analysis.R``` does the following.

1. Merges the training and the test sets to create one data set.

2. Extracts only the measurements on the mean and standard deviation for each measurement.

3. Uses descriptive activity names to name the activities in the data set

4. Appropriately labels the data set with descriptive activity names.

5. Creates a second, independent tidy data set with the average of each variable for each activity and each subject.

## How to use ```run_analysis.R```

1. Download data from

https://d396qusza40orc.cloudfront.net/getdata%2Fprojectfiles%2FUCI%20HAR%20Dataset.zip 

unzip it and put the  ```UCI HAR Dataset``` folder at the same directory of ```run_analysis.R```.

2. Run ```run_analysis.R```.

## Dependencies

```run_analysis.R``` requires ```reshape2```.